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4 changes: 3 additions & 1 deletion FadeInView.js
Original file line number Diff line number Diff line change
Expand Up @@ -12,13 +12,14 @@ class FadeInView extends Component {

componentDidMount() {
const { viewOpacity } = this.state;
const { onFadeComplete, duration = 500 } = this.props;
const { onFadeComplete, duration = 500, delay } = this.props;

Animated.timing(
viewOpacity,
{
toValue: 1,
duration,
delay
},
).start(onFadeComplete || (() => {}));
}
Expand All @@ -38,6 +39,7 @@ class FadeInView extends Component {
FadeInView.propTypes = {
onFadeComplete: PropTypes.func,
duration: PropTypes.number,
delay: PropTypes.number,
style: PropTypes.oneOfType([
PropTypes.number,
PropTypes.string,
Expand Down
21 changes: 21 additions & 0 deletions README.md
Original file line number Diff line number Diff line change
Expand Up @@ -11,10 +11,15 @@ A function that is called when the fade animation completes
### `duration`
The duration of the fade animation, **`500ms`** by default

### `delay`
The time to wait (in milliseconds) before the fade starts, **`0ms`** by default

### `style`
Style to be given to the view

## Usage

### Basic Usage
```javascript
import FadeInView from 'react-native-fade-in-view';

Expand All @@ -28,3 +33,19 @@ const myFadeInComponent = () => (
</FadeInView>
);
```

### Cascading List View
```javascript
import FadeInView from 'react-native-fade-in-view';

// Assuming items is an array of components
const myFadeInList = () => (
<ScrollView>
{items.map((item, i) => (
<FadeInView key={i} delay={i * 20}>
{item}
</FadeInView>
))}
</ScrollView>
);
```